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| 1 // Copyright 2012 the V8 project authors. All rights reserved. | 1 // Copyright 2012 the V8 project authors. All rights reserved. |
| 2 // Redistribution and use in source and binary forms, with or without | 2 // Redistribution and use in source and binary forms, with or without |
| 3 // modification, are permitted provided that the following conditions are | 3 // modification, are permitted provided that the following conditions are |
| 4 // met: | 4 // met: |
| 5 // | 5 // |
| 6 // * Redistributions of source code must retain the above copyright | 6 // * Redistributions of source code must retain the above copyright |
| 7 // notice, this list of conditions and the following disclaimer. | 7 // notice, this list of conditions and the following disclaimer. |
| 8 // * Redistributions in binary form must reproduce the above | 8 // * Redistributions in binary form must reproduce the above |
| 9 // copyright notice, this list of conditions and the following | 9 // copyright notice, this list of conditions and the following |
| 10 // disclaimer in the documentation and/or other materials provided | 10 // disclaimer in the documentation and/or other materials provided |
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| 366 // The back edge table consists of a length (in number of entries) | 366 // The back edge table consists of a length (in number of entries) |
| 367 // field, and then a sequence of entries. Each entry is a pair of AST id | 367 // field, and then a sequence of entries. Each entry is a pair of AST id |
| 368 // and code-relative pc offset. | 368 // and code-relative pc offset. |
| 369 masm()->Align(kIntSize); | 369 masm()->Align(kIntSize); |
| 370 unsigned offset = masm()->pc_offset(); | 370 unsigned offset = masm()->pc_offset(); |
| 371 unsigned length = back_edges_.length(); | 371 unsigned length = back_edges_.length(); |
| 372 __ dd(length); | 372 __ dd(length); |
| 373 for (unsigned i = 0; i < length; ++i) { | 373 for (unsigned i = 0; i < length; ++i) { |
| 374 __ dd(back_edges_[i].id.ToInt()); | 374 __ dd(back_edges_[i].id.ToInt()); |
| 375 __ dd(back_edges_[i].pc); | 375 __ dd(back_edges_[i].pc); |
| 376 __ db(back_edges_[i].loop_depth); | 376 __ dd(back_edges_[i].loop_depth); |
| 377 } | 377 } |
| 378 return offset; | 378 return offset; |
| 379 } | 379 } |
| 380 | 380 |
| 381 | 381 |
| 382 void FullCodeGenerator::PopulateDeoptimizationData(Handle<Code> code) { | 382 void FullCodeGenerator::PopulateDeoptimizationData(Handle<Code> code) { |
| 383 // Fill in the deoptimization information. | 383 // Fill in the deoptimization information. |
| 384 ASSERT(info_->HasDeoptimizationSupport() || bailout_entries_.is_empty()); | 384 ASSERT(info_->HasDeoptimizationSupport() || bailout_entries_.is_empty()); |
| 385 if (!info_->HasDeoptimizationSupport()) return; | 385 if (!info_->HasDeoptimizationSupport()) return; |
| 386 int length = bailout_entries_.length(); | 386 int length = bailout_entries_.length(); |
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| 1603 } | 1603 } |
| 1604 | 1604 |
| 1605 return false; | 1605 return false; |
| 1606 } | 1606 } |
| 1607 | 1607 |
| 1608 | 1608 |
| 1609 #undef __ | 1609 #undef __ |
| 1610 | 1610 |
| 1611 | 1611 |
| 1612 } } // namespace v8::internal | 1612 } } // namespace v8::internal |
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